[BUG] claude mcp list command returns empty output in v2.1.62

Resolved 💬 3 comments Opened Feb 28, 2026 by SJTUDuWei Closed Mar 3, 2026

Preflight Checklist

  • [x] I have searched existing issues and this hasn't been reported yet
  • [x] This is a single bug report (please file separate reports for different bugs)
  • [x] I am using the latest version of Claude Code

What's Wrong?

After upgrading to Claude Code v2.1.62, the claude mcp list command returns empty output instead of listing configured MCP servers.

What Should Happen?

The command should return a list of configured MCP servers, similar to previous versions.

Error Messages/Logs

- Command exits with code 0 (success)
  - No output is displayed
  - Even when MCP servers are configured in settings, nothing is shown

Steps to Reproduce

  1. Install Claude Code v2.1.62
  2. Run claude mcp list command
  3. Observe that the output is empty (no error, no server list)

Claude Model

Not sure / Multiple models

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.62

Platform

Anthropic API

Operating System

Ubuntu/Debian Linux

Terminal/Shell

PowerShell

Additional Information

_No response_

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